Knock Knock
A text-only knock-knock joke using ℝᵐ and ℝⁿ in place of the classic 'banana' and 'orange.'
Use this cartoon
Free for classrooms, worksheets, slides and other non-commercial use under CC BY-NC 4.0, with credit to Ben Orlin.
Cartoon by Ben Orlin, Math with Bad Drawings. https://cartoons.mathwithbaddrawings.com/2017-01-24-knock-knock/ (CC BY-NC 4.0)Transcript
"Knock-knock." "Who's there?" "ℝᵐ." "ℝᵐ who?" (×2)
"Knock-knock." "Who's there?" "ℝⁿ." "ℝⁿ who?"
"ℝⁿ't you glad I didn't say ℝᵐ?"